Finding the Fourth Proportional to 2,193,966.81, 3,026,455.65 and 1,276,092.63
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Solution
The fourth proportional to 2,193,966.81, 3,026,455.65 and 1,276,092.63 is: 1,760,299.08
Step by Step Solution
- Step 1: Write the proportion equation
2,193,966.81 : 3,026,455.65 = 1,276,092.63 : x - Step 2: Convert to fraction form
2,193,966.81/3,026,455.65 = 1,276,092.63/x - Step 3: Cross multiply
2,193,966.81x = 3,026,455.65 × 1,276,092.63 - Step 4: Simplify right side
2,193,966.81x = 3,862,037,749,986.86 - Step 5: Solve for x
x = 3,862,037,749,986.86/2,193,966.81 - Step 6: Final answer
x = 1,760,299.08
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.